Ryan and Max were asked by their class teacher to conduct an experiment using copper wire. Each of them got a 9″ copper wire. Ryan used the entire wire, while Max used only 3⁄4 of it to conduct his experiment. How much copper wire did Max use? A. 63⁄4 B. 48⁄4 C. 82⁄4 D. 22⁄6

Respuesta :

Answer:

No option is right.

Right answer is 27/4 inches.

Step-by-step explanation:

Given:

Ryan and Max were asked by their class teacher to conduct an experiment using copper wire.

The length each of them had 9"

Max used = 3/4th = 3/4(9) = 27/4  inches

But Ryan used fully wire = 9 inches.

The questions is how much Max used.

Hence here we find that Max used only 27/4 inches of the wire

Hence none of the options given is right.

Answer:

Option A. [tex]6\frac{3}{4}[/tex] inches

Step-by-step explanation:

Ryan and Max were asked by their class teacher to conduct an experiment using copper wire.

Each of them got a 9 inches copper wire.

Ryan used the entire wire,

Max used  =   [tex]\frac{3}{4}[/tex] of 9 inches.

Max used  = [tex]\frac{3}{4}[/tex] × 9

                 = [tex]\frac{27}{4}[/tex]

Now we convert this fraction into mixed fraction by dividing

                 = [tex]6\frac{3}{4}[/tex] inches

Max used only [tex]6\frac{3}{4}[/tex] inches of copper wire.

Option A. [tex]6\frac{3}{4}[/tex] inches

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